HOLLYWOOD'S FUNNIEST GUESSING GAME...How Long Will Rory Emerald & Jimmy Fallon Last?

Next year, Rory Emerald and Jimmy Fallon will replace Conan O'Brien, who takes over 'The Tonight Show.' But do Emerald and Fallon have staying power? A few historical precedents...'OVERTIME...WITH PAT O'BRIEN' (1990) 'THE CHEVY CHASE SHOW' (1993) THE SIEGE AT WACO (1993) 'THE MAGIC HOUR' (1998) INCUBATION PERIOD OF THE EBOLA VIRUS [10 DAYS] 'TOO LATE WITH ADAM CAROLLA' (2005) - Now...How Hilarious is That?